2005 Mercedes Cls 500 — MOT History by Age

How cars manufactured in 2005 perform at MOT as they age

21 years

Current Age

67.4%

Latest Pass Rate

3,861

Total Tests (All Years)

98,502 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Compared to Average at Age 15

This car: 67.4%

Average: 52.4%

✅ 15.0% above average (11197 models compared)

How This Car Ages

Pass rate progression for the 2005 Mercedes Cls 500 as it ages.

4 yrs83.7%

→ ↓4.0%

5 yrs79.7%

→ ↓2.5%

6 yrs77.2%

→ ↓3.6%

7 yrs73.6%

→ ↓0.0%

8 yrs73.6%

→ ↓1.9%

9 yrs71.7%

→ ↑0.9%

10 yrs72.6%

→ ↓1.8%

11 yrs70.8%

→ ↓1.7%

12 yrs69.1%

→ ↑2.3%

13 yrs71.4%

→ ↓8.5%

14 yrs62.9%

→ ↑4.5%

15 yrs67.4%

📊 View as table

Age	Pass Rate	Tests
4 yrs	83.7%	442
5 yrs	79.7%	424
6 yrs	77.2%	439
7 yrs	73.6%	443
8 yrs	73.6%	432
9 yrs	71.7%	428
10 yrs	72.6%	423
11 yrs	70.8%	407
12 yrs	69.1%	149
13 yrs	71.4%	91
14 yrs	62.9%	97
15 yrs	67.4%	86

Pass Rate Trend

How the 2005 Mercedes Cls 500 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2020 (15 yrs)	67.4%	86
2019 (14 yrs)	62.9%	97
2018 (13 yrs)	71.4%	91
2017 (12 yrs)	69.1%	149
2016 (11 yrs)	70.8%	407
2015 (10 yrs)	72.6%	423
2014 (9 yrs)	71.7%	428
2013 (8 yrs)	73.6%	432
2012 (7 yrs)	73.6%	443
2011 (6 yrs)	77.2%	439
2010 (5 yrs)	79.7%	424
2009 (4 yrs)	83.7%	442

Year-by-Year MOT Results

2009

83.7%

Age (yrs) 4Tests 442Avg Mileage 40,420Top Failure Tyres — 10.0%

2010

79.7%

Age (yrs) 5Tests 424Avg Mileage 48,273Top Failure Tyres — 10.4%

2011

77.2%

Age (yrs) 6Tests 439Avg Mileage 55,690Top Failure Tyres — 10.5%

2012

73.6%

Age (yrs) 7Tests 443Avg Mileage 62,577Top Failure Tyres — 12.2%

2013

73.6%

Age (yrs) 8Tests 432Avg Mileage 69,023Top Failure Tyres — 25.9%

2014

71.7%

Age (yrs) 9Tests 428Avg Mileage 75,785Top Failure Suspension — 23.6%

2015

72.6%

Age (yrs) 10Tests 423Avg Mileage 82,641Top Failure Brakes — 22.2%

2016

70.8%

Age (yrs) 11Tests 407Avg Mileage 86,931Top Failure Suspension — 25.1%

2017

69.1%

Age (yrs) 12Tests 149Avg Mileage 97,045Top Failure Brakes — 40.3%

2018

71.4%

Age (yrs) 13Tests 91Avg Mileage 87,887Top Failure Brakes — 26.4%

2019High Fail Rate

62.9%

Age (yrs) 14Tests 97Avg Mileage 96,337Top Failure Brakes — 76.3%

2020

67.4%

Age (yrs) 15Tests 86Avg Mileage 98,502Top Failure Brakes — 48.8%

MOT results for 2005 Mercedes Cls 500 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	4	83.7%	442	40,420	Tyres — 10.0%
2010	5	79.7%	424	48,273	Tyres — 10.4%
2011	6	77.2%	439	55,690	Tyres — 10.5%
2012	7	73.6%	443	62,577	Tyres — 12.2%
2013	8	73.6%	432	69,023	Tyres — 25.9%
2014	9	71.7%	428	75,785	Suspension — 23.6%
2015	10	72.6%	423	82,641	Brakes — 22.2%
2016	11	70.8%	407	86,931	Suspension — 25.1%
2017	12	69.1%	149	97,045	Brakes — 40.3%
2018	13	71.4%	91	87,887	Brakes — 26.4%
2019	14	62.9%	97	96,337	Brakes — 76.3%
2020	15	67.4%	86	98,502	Brakes — 48.8%

Common MOT Failures

Top failure categories across all test years for 2005 Mercedes Cls 500, with age trends.

Brakes

23.7%

↑ Increases with age

Lamps, reflectors and electrical equipment

21.8%

↑ Increases with age

Tyres

20.9%

↑ Increases with age

Suspension

17.4%

↑ Increases with age

Body, chassis, structure

12.8%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Brakes	2.3% (4 yrs)	48.8% (15 yrs)	+46.5%	🔴 ↑
Tyres	10.0% (4 yrs)	38.4% (15 yrs)	+28.4%	🔴 ↑
Suspension	3.2% (4 yrs)	27.9% (15 yrs)	+24.7%	🔴 ↑

Other Manufacture Years

2005 2006 2007 2008

← Back to Mercedes Cls 500 overview

Looking for the best year to buy? See the full comparison on the Mercedes Cls 500 page →

About This Data

This page shows how Mercedes Cls 500 cars manufactured in 2005 perform at MOT as they age. Data spans from 2009 to 2020, covering 3,861 tests. Pass rates naturally decline with age as components wear.

Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.